circle is the perfact shape, and it represent everyting that happen in the world.birth/dead, day/night, year, and people, too. ending is just another start 6 i' H( ?1 P+ A! U, v: [3 d- _ 5 E% a& ^, o$ N5 @6 O太极生两仪,两仪生四相,四相生八卦。。。环环不息``(我有病阿,说这些干什么。。。)